At the international level, he represents Ireland U17. He plays primarily as a Midfield.

His most recent move was a from Derby County U18 to Derby County U23 on 2025-07-01.

Across 3 appearances in the UEFA European U19 Football Championship 2024-2025, Niall mcandrew registered 0 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.